used to tell someone that what they are hoping for is not likely to happen or to be true

中文解释

痴心妄想，做梦去吧 \"Watch. All I have to do is wink at her, and she\'ll come over here.\" \"Dream on, Dave!\" “你瞧着，我只要冲她眨眨眼，她就会过来。”“做梦去吧，戴夫。”